更新组件演示页面，方便用户直接使用组件，去除tn-button的默认背景色，tn-avatar修改参数默认值，修复tn-avatar-group最开始头像进行了偏移、修复无法使用标签的bug，tn-badge修改参数默认值，tn-collapse-item修复背景颜色失效问题，滚动通知移除默认背景颜色和字体大小，tn-count-down修复时间单位不正确问题，列表组件修复背景颜色问题，tn-nav-bar返回按钮修改为可进行修改的图标，tn-step添加点击步骤进行跳转，tn-loading修复默认激活颜色出错问题，tn-tag移除默认背景颜色，优化阴影大小css

componentsPage/loading/loading.vue

@@ -1,6 +1,6 @@
 <template>
 
-  <view class="components-loading">
+  <view class="components-loading tn-safe-area-inset-bottom">
 
     <!-- 顶部自定义导航 -->
     <tn-nav-bar fixed>Loading加载动画</tn-nav-bar>
@@ -8,14 +8,57 @@
     <!-- 页面内容 -->
     <view :style="{paddingTop: vuex_custom_bar_height + 'px'}">
       
-      <dynamic-demo-template ref="demoTemplate" :tips="tips" :sectionList="sectionList" :full="false" @click="click">
-        <tn-loading
-          :show="show"
-          :mode="mode"
-          :color="color"
-          :size="size"
-        ></tn-loading>
-      </dynamic-demo-template>
+      <demo-title title="样式">
+        <view class="tn-flex tn-flex-col-center tn-flex-row-left">
+          <view class="tn-margin-right">
+            <tn-loading show="show"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" mode="flower"></tn-loading>
+          </view>
+        </view>
+      </demo-title>
+      
+      <demo-title title="大小">
+        <view class="tn-flex tn-flex-col-center tn-flex-row-left">
+          <view class="tn-margin-right">
+            <tn-loading show="show"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" :size="50"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" :size="80"></tn-loading>
+          </view>
+        </view>
+        <view class="tn-flex tn-flex-col-center tn-flex-row-left tn-margin-top">
+          <view class="tn-margin-right">
+            <tn-loading show="show" mode="flower"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" mode="flower" :size="50"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" mode="flower" :size="80"></tn-loading>
+          </view>
+        </view>
+      </demo-title>
+      
+      <demo-title title="颜色">
+        <view class="tn-flex tn-flex-col-center tn-flex-row-left">
+          <view class="tn-margin-right">
+            <tn-loading show="show"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" color="#01BEFF"></tn-loading>
+          </view>
+          <view class="tn-margin-right">
+            <tn-loading show="show" color="#E83A30"></tn-loading>
+          </view>
+        </view>
+      </demo-title>
+      
+      <view class="tn-padding-bottom-lg"></view>
 
     </view>
 
@@ -24,79 +67,17 @@
 </template>
 
 <script>
-  import dynamicDemoTemplate from '@/libs/components/dynamic-demo-template.vue'
+  import demoTitle from '@/libs/components/demo-title.vue'
   export default {
     name: 'componentsLoading',
-    components: {dynamicDemoTemplate},
+    components: {demoTitle},
     data() {
       return {
         show: true,
-        mode: 'circle',
-        color: '',
-        size: 34,
-        
-        tips: ['无需依赖额外的样式文件','使用tn-loading组件'],
-        sectionList: [
-          {
-            name: '参数切换',
-            section: [
-              {
-                title: '显示',
-                optional: ['显示','隐藏'],
-                methods: 'showChange'
-              },
-              {
-                title: '模式',
-                optional: ['圆圈','花朵'],
-                methods: 'modeChange'
-              },
-              {
-                title: '颜色',
-                optional: ['默认','#31E749','#31C9E8'],
-                methods: 'colorChange'
-              },
-              {
-                title: '尺寸',
-                optional: ['28','34','54'],
-                methods: 'sizeChange',
-                current: 1
-              }
-            ]
-          }
-        ]
       }
     },
     methods: {
-      click(event) {
-        this[event.methods] && this[event.methods](event)
-      },
-      // 切换是否显示
-      showChange(event) {
-        this.show = event.index === 0 ? true : false
-      },
-      // 切换模式
-      modeChange(event) {
-        switch (event.index) {
-          case 0:
-            this.mode = 'circle'
-            this.$refs.demoTemplate.updateSectionBtnsState(2, true)
-            break
-          case 1:
-            this.mode = 'flower'
-            this.$refs.demoTemplate.updateSectionBtnsState(2, false)
-            break
-        }
-      },
-      // 切换颜色
-      colorChange(event) {
-        this.color = event.index === 0 ? '' : event.name
-      },
-      // 切换尺寸
-      sizeChange(event) {
-        this.size = Number(event.name)
-      },
-
-    },
+    }
 
   }
 </script>